{"id":"CVE-2019-3954","aliases":["EUVD-2019-13561","GHSA-qqhr-x37v-87vg"],"status":"published","title":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated...","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03906,"percentile":0.90357,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2019-06-18T23:16:31Z","modified":"2026-06-17T02:35:56Z","products":[{"vendor":"advantech","product":"webaccess"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-28","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3954"},{"url":"https://github.com/advisories/GHSA-qqhr-x37v-87vg"}],"sources":{"cve":[{"id":"CVE-2019-3954","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.","status":"published","published":"2019-06-18T23:16:31Z","modified":"2024-08-04T19:26:27.557Z","updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-13561","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.","status":"published","published":"2019-06-18T23:16:31Z","modified":"2024-08-04T19:26:27Z","updated_at":"2026-11-03T03:06:54.362786Z"}],"ghsa":[{"id":"GHSA-qqhr-x37v-87vg","title":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated...","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.","status":"published","published":"2022-05-24T22:00:08Z","modified":"2023-01-30T05:04:31Z","updated_at":"2026-11-02T14:47:04.089519Z"}],"nvd":[{"id":"CVE-2019-3954","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 81024 RPC call.","status":"published","published":"2019-06-19T00:15:13.36Z","modified":"2026-06-17T02:35:56.863Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:17.695191Z"}]}}